package com.happystudy.mapper;

import com.happpystudy.model.User;
import java.math.BigDecimal;
import java.util.List;

public interface UserMapper {
    int deleteByPrimaryKey(BigDecimal userid);

    int insert(User record);

    int insertSelective(User record);

    User selectByPrimaryKey(Integer userid);

    int updateByPrimaryKeySelective(User record);

    int updateByPrimaryKey(User record);

    int selectNextPrimaryKey();

    User selectByUsernameAndPassword(User record);
}